2015

6.2

2016

6.7

2019

7.7

1989

5.1

2006

7.2

2018

6.0

1895

5.5

2016

7.4

2015

6.3

2007

7.9

1995

6.5

1974

6.5

1964

7.4

2001

7.5

1997

6.1

2008

8.9

1958

7.4

2004

6.2